This package installs a Microsoft fix for the listed workstation models running the Microsoft Windows XP Operating System with Service Pack 2 (SP2). This package resolves an issue where a program that calls the DhcpRequestParams function with the DHCPCAPI_REQUEST_PERSISTENT flag set may not work correctly. For more information about this issue, see Microsoft Knowledge Base article 885270, "A program that calls the DhcpRequestParams function may not work correctly on your Windows XP Service Pack 2-based computer."